1. New disc setup allows user to configure what version they want to install and network settings. 新的光盘安装程序允许用户配置的版本，他们希望安装和网络设置。
2. Construction is brass body with polished chrome plating, stainless steel working parts and durable rubber diaphragm and disc. 结构是黄铜阀体抛光镀铬表面，不锈钢工作部件和耐用的橡胶隔膜和阀瓣。
3. The pits and the separations between pits, called lands, vary in length to represent the digital information stored in the disc. 凹坑和叫做平台的凹坑之间的间隔在长度上的变化，代表储存在光盘上的数字化信息。
英英解释
n.
1. sound recording consisting of a disk with a continuous groove; used to reproduce music by rotating w
2. something with a round shape like a flat circular plate
3. (computer science) a memory device consisting of a flat disk covered with a magnetic coating on whic
4. a flat circular plate
